a series of lines connecting a number of points, often used as a base for triangulation

28.

10,000 square meters or 2.471 acres

30.

prism pole

31.

unit of length = to 40 poles

33.

straight line connectingthe end points of an arc

36.

double zeros

38.

can support a horse or cow for one year

39.

unit of length = 7.92 inches

40.

foresight used to carry survey forward

41.

depth of material to be placed

Down

1.

difference between magnetic north and true north

3.

the zero end of a measuring tape

5.

depth of material to be removed

6.

true bearing

7.

parallel to the horizon or level

10.

closure error

11.

global positioning system

14.

measurement above or below mean sea level

15.

distance from the work to a reference point

16.

a permanently placed survey marker

19.

plus rod reading

22.

method of plumbing the rod

23.

perpendicular to the horizon

27.

measure distance with an EDM

29.

calibrated measuring stick

32.

the slope of a line in reference to a horizontal plane

33.

used for measuring long distances

34.

survey instrument

35.

to raise the rod a set amount

37.

parallel to the plane of the horizon

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